Event status: uncertain, preliminary [?]

Reported quake or seismic-like event: 15 mi north of San Jose, Santa Clara County, California, USA, Dec 1, 2021 6:58 am (GMT -8) -

Reported quake or seismic-like event: 15 mi north of San Jose, Santa Clara County, California, USA, Dec 1, 2021 6:58 am (GMT -8)
1 Dec 16:05 UTC: First to report: VolcanoDiscovery after 1 hour and 8 minutes.
Date & time: Dec 1, 2021 14:58:22 UTC -
Local time at epicenter: Wednesday, Dec 1, 2021 6:58 am (GMT -8)
Magnitude: unknown
Depth: 10.0 km
Epicenter latitude / longitude: 37.54451°N / 121.99905°W (California, United States)
Antipode: 37.545°S / 58.001°E
Nearest volcano: Clear Lake (172 km / 107 mi)
Nearby towns and cities:
1 km (1 mi) WSW of Fremont (California) (pop: 232,200) --> See nearby quakes!
4 km (2 mi) ENE of Newark (California) (pop: 45,300) --> See nearby quakes!
6 km (4 mi) SSE of Union City (California) (pop: 74,500) --> See nearby quakes!
15 km (9 mi) NNW of Milpitas (California) (pop: 77,600) --> See nearby quakes!
16 km (10 mi) SSE of Hayward (California) (pop: 158,300) --> See nearby quakes!
17 km (11 mi) SW of Pleasanton (California) (pop: 79,500) --> See nearby quakes!
20 km (12 mi) N of seonibeil (California) (pop: 151,800) --> See nearby quakes!
22 km (13 mi) N of Santa Clara (California) (pop: 126,200) --> See nearby quakes!
25 km (15 mi) NNW of San Jose (California) (pop: 1,026,900) --> See nearby quakes!
45 km (28 mi) SE of San Francisco (California) (pop: 864,800) --> See nearby quakes!
Primary data source: VolcanoDiscovery
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User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Fremont,CA (0 km SW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 15-20 s : I was awake laying in my bed, 5:53am Pst bed started vibrating and shaking strong then calmed down but was stilling vibrating  
Fremont,CA (0 km SW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 15-20 s : I was awake laying in my bed, 5:53am Pst bed started vibrating and shaking strong then calmed down but was stilling vibrating  
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